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6. Please solve this. Thank you!

Algebra
Tutor: None Selected Time limit: 0 Hours

Apr 27th, 2015

so thank you first :

we take two point for exemple : (0,-1) and (1,-5)

and  we have  k a^0 = -1  so k= -1

and  we have k a^1=-5 with k= -1 so - a^1 = -5 so a = 5 

so f(x)= -5^x

Good Luck and please if need something else please call me i will help you 

Apr 26th, 2015

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Apr 27th, 2015
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Apr 27th, 2015
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